Home / 435,738.02-653,712.11-151,387.19

Finding the Fourth Proportional to 435,738.02, 653,712.11 and 151,387.19

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Solution

The fourth proportional to 435,738.02, 653,712.11 and 151,387.19 is: 227,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,738.02 : 653,712.11 = 151,387.19 : x
  2. Step 2: Convert to fraction form
    435,738.02/653,712.11 = 151,387.19/x
  3. Step 3: Cross multiply
    435,738.02x = 653,712.11 × 151,387.19
  4. Step 4: Simplify right side
    435,738.02x = 98,963,636,511.78
  5. Step 5: Solve for x
    x = 98,963,636,511.78/435,738.02
  6. Step 6: Final answer
    x = 227,117.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.